Essential reading before practitioners tackle a substantial requirements project Covering everything practitioners need to know to create good requirements, this book uses worked examples in order to show readers how to build an understanding of various problems that may arise Includes difficult scenarios in each chapter, with carefully checked hints Offering an up-to-date and fresh approach, the material uses a set of simple, robust, and effective cognitive tools for building requirements to explain the right questions to ask while working on a project Author duo shares detailed answers to questions such as what needs to be achieved, what is involved, what does the customer want, what could go wrong, and how can a common goal be accomplished Ian Alexander consults and trains on requirements. He is the coauthor of several books, including Writing Better Requirements (ISBN tk) and Scenarios, Stories, Use Cases (ISBN tk), and has published many technical papers and popular articles, including regular contributions to the IEEE Software. Ljerka Beus-Dukic is a lecturer in software engineering and has taught requirements engineering for a number of years. She is the author of numerous technical papers and publications.